Method copyStack

lib/YAWidgets/src/LzwDecoder.cpp:297–327

}

bool LzwDecoder::copyStack(const LzwDecoder& other)
{
    bool isSuccessful = true;

    if (nullptr != m_stack)
    {
        m_stackAllocator.deallocateArray(m_stack);
        m_stack    = nullptr;
        m_stackPtr = nullptr;
    }

    if (nullptr != other.m_stack)
    {
        m_stack = m_stackAllocator.allocateArray(STACK_SIZE);

        if (nullptr == m_stack)
        {
            isSuccessful = false;
        }
        else
        {
            for (size_t idx = 0U; idx < STACK_SIZE; ++idx)
            {
                m_stack[idx] = other.m_stack[idx];
            }
            m_stackPtr = m_stack + (other.m_stackPtr - other.m_stack);
        }
    }

    return isSuccessful;
}

void LzwDecoder::clear()
{